Patents for C09K 19 - Liquid crystal materials (21,026) |
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03/02/1993 | US5190687 Liquid-crystalline polymers and copolymers |
03/02/1993 | US5190686 Liquid-crystalline copolymer |
02/24/1993 | EP0528449A2 Device, method and apparatus for optical modulation |
02/24/1993 | EP0528415A1 Stabilized complex ligands and their use in liquid crystal displays |
02/24/1993 | EP0528268A2 Optically active esters of phenoxypropionic acid |
02/24/1993 | EP0528050A1 Side chain type polymer liquid crystal |
02/23/1993 | US5189540 Liquid crystal display device having a material for disturbing the orientation of the liquid crystal molecules |
02/23/1993 | US5189134 Nonlinearly optically active polymers |
02/23/1993 | US5188815 Thermochromic mixtures |
02/23/1993 | US5188762 Mesomorphic compound, liquid crystal composition, liquid crystal device, display apparatus and display method |
02/23/1993 | US5188761 Ferroelectric liquid crystal composition and light switching element comprising the same |
02/23/1993 | US5188760 Liquid crystalline material and display cell containing said material |
02/23/1993 | US5188759 Haloacetylene derivatives |
02/23/1993 | US5188758 Electrooptical display element using a supertwist liquid crystal having specified elastic constants |
02/18/1993 | WO1993003114A1 Liquid-crystal elastomers or duromers with a permanently fixed anisotropic reticular structure |
02/18/1993 | DE4226298A1 LCD based on electrically controlled birefringence - contains multicomponent nematic medium contg. LC cpds. of 5 specified types |
02/18/1993 | DE4127287A1 Verwendung von zusatzstoffen in orientierungsschichten von flc-displays zur reduzierung der optischen hysterese Use of additives in orientation layers of flc-displays for reduction of the optical hysteresis |
02/17/1993 | EP0527439A1 Alignment treating agent for liquid crystal cell |
02/17/1993 | EP0527376A1 Organic photoconductors with liquid crystalline properties |
02/17/1993 | EP0527231A1 Optical anisotropic material and its manufacturing, and liquid crystal device provided therewith and its manufacturing |
02/17/1993 | EP0527201A1 Novel monomers and process to synthesize liquid crystalline polyesters |
02/16/1993 | US5187298 Enantiotropic, ferroelectric smectic liquid crystal polymers; two thermodynamically stable phases; polyacrylates |
02/16/1993 | US5187248 Monomers and their use for the production of a laser-optical recording element which can be repeatedly erased and recorded on |
02/16/1993 | US5186858 Ferroelectric chiral smectic liquid crystal composition and liquid crystal device using same |
02/11/1993 | DE3348386C2 Anisotropic cpds. for liq. crystal mixts. |
02/10/1993 | EP0364588B1 Liquid crystal composition |
02/10/1993 | EP0358741B1 Derivatives of 2,3-difluorobenzoic acid |
02/10/1993 | EP0334911B1 Substituted phenyltrifluormethylethers |
02/09/1993 | US5185419 Poly(arylenevinylenesiloxanes) compounds |
02/09/1993 | US5185098 Liquid crystalline mixtures containing 3,4-difluorophenyl-substituted bicyclohexyls |
02/09/1993 | US5185097 Polymeric liquid-crystalline compound, liquid-crystal composition containing it, and liquid-crystal drive |
02/09/1993 | US5184847 Liquid crystal compounds |
02/04/1993 | WO1993003113A1 Liquid-crystal compounds |
02/04/1993 | WO1993002153A1 Liquid-crystal material |
02/04/1993 | WO1993002152A1 Liquid-crystal material |
02/04/1993 | WO1993002144A1 Polymer alloy made of polyetherimides and liquid-crystalline copolyesters |
02/04/1993 | WO1993002092A2 Galacturonic acid derivatives, process for their preparation and applications thereof |
02/04/1993 | CA2093212A1 Liquid-crystalline compounds |
02/03/1993 | EP0525887A2 Thermotropic copolyester, process for preparing it and use thereof in the preparation of vulcanized rubbers |
02/03/1993 | EP0525737A1 An antiferroelectric liquid crystal composition |
02/03/1993 | EP0525492A1 Electro-optical arrangement |
02/03/1993 | EP0525144A1 Nematic liquid-crystal composition. |
02/03/1993 | EP0525140A1 Liquid-crystal compounds |
02/02/1993 | US5184233 Liquid crystal-based composite material including electrically conducting elongated particles and having enhanced microwave birefringence |
02/02/1993 | US5183587 Liquid crystalline compound |
02/02/1993 | US5183586 Ferroelectric chiral smectic liquid crystal composition and liquid crystal device using same |
02/02/1993 | US5183585 Dispersants comprising saponification product of polyvinyl acetate resin, aliphatic alcohol and water; free of bubbles, surface smoothness, brightness |
01/28/1993 | DE4217248A1 Vinylverbindungen und fluessigkristallines medium Vinyl compounds and fluessigkristallines medium |
01/28/1993 | DE4124859A1 Fluessigkristalline elastomere oder duomere mit fixierter anisotroper netzwerkstruktur Fluessigkristalline elastomeric or duomere with fixed anisotropic network structure |
01/27/1993 | EP0201554B2 Compounds for ferroelectric liquid crystal devices |
01/26/1993 | US5182394 Liquid crystalline diglycidyl compounds |
01/26/1993 | US5182340 Blends of mesogenic polythiiranes, epoxy resin and curing agent |
01/26/1993 | US5182334 Compatible LCP blends via direct esterification |
01/26/1993 | US5182047 Fluorinated biphenyldiole derivatives |
01/21/1993 | WO1993001254A1 Optical devices, their production and use |
01/21/1993 | WO1993001253A1 Liquid-crystalline medium |
01/21/1993 | WO1993001227A1 Thermotropic liquid crystal segmented block copolymer |
01/21/1993 | DE4123539A1 Fluessigkristallines medium Fluessigkristallines medium |
01/21/1993 | DE4123389A1 Fluessigkristallines medium Fluessigkristallines medium |
01/21/1993 | CA2113113A1 Thermotropic liquid crystal segmented block copolymer |
01/20/1993 | EP0524028A1 Viewing angle compensator for liquid crystal display |
01/20/1993 | EP0523543A1 Chiral piperazine derivatives |
01/20/1993 | EP0523256A1 Liquid crystal display device, and manufacture and application thereof |
01/20/1993 | CA2073898A1 Prepolymeric polyols containing mesogenic units |
01/19/1993 | US5180521 Liquid crystal displays, cyclohexyl nitriles |
01/19/1993 | US5180520 Ferroelectric liquid crystal compositions containing halogenated cores and chiral halogenated cores and chiral haloalkoxy tail units |
01/19/1993 | US5180519 Alkenyl ether derivative and liquid crystal composition containing the same |
01/14/1993 | DE4123301A1 5-Alkoxy-pyrimidin-2-yl cpds. - used in liquid crystal mixt. and super-twist LCD, with short switching time and wide viewing angle |
01/12/1993 | US5179192 Molding material |
01/12/1993 | US5179101 Pyrimidines |
01/12/1993 | US5178794 Electro-optical display materials; clocks, computers |
01/12/1993 | US5178793 Chiral epoxy ethers with phenyl and pyridine or pyrimidine ring |
01/12/1993 | US5178792 Electrooptical appartus with improved contrast |
01/12/1993 | US5178791 Halogenated diphenyldiacetylene liquid crystals |
01/12/1993 | US5178790 Supertwist liquid crystal display |
01/12/1993 | US5178571 Method for manufacturing an electro-optical device |
01/07/1993 | EP0521617A1 Liquid crystal composition, liquid crystal element and process for the preparation of liquid crystal element |
01/07/1993 | EP0521496A2 Process for producing optically active carboxylic acids |
01/07/1993 | EP0521420A1 Fluorinated cyclohexyl derivatives |
01/07/1993 | EP0350510B1 Ferroelectric liquid crystal composition |
01/07/1993 | DE4122732A1 Potential side-chain liq. crystal acrylate monomers prepn. - by reaction of 4-hydroxybenzoic acid with 4-alkoxyphenol or bisphenol then with di:bromo:alkane and then with alkali (meth)acrylate |
01/07/1993 | DE4120783A1 Optically-active oxirane deriv. liq crystal dopants - have fast switching times and are useful as helix compensation additives, etc. |
01/05/1993 | US5176845 Mesomorphic compound, liquid crystal composition, liquid crystal device, display apparatus and display method |
01/05/1993 | CA2073122A1 Process for the preparation of optically active carboxylic acids |
12/30/1992 | EP0520800A1 Liquid crystal display element |
12/30/1992 | EP0520754A2 Liquid crystal display element |
12/30/1992 | EP0520292A1 Chiral azetidinone derivatives and their use as dopants in liquid crystalline mixtures |
12/30/1992 | EP0348480B1 Dispersion of liquid crystal droplets in a photopolymerized matrix, and devices made therefrom |
12/30/1992 | EP0338054B1 Cross coupling of titanium organyls |
12/29/1992 | US5174921 Liquid crystalline mixtures, used for electro-optical purposes |
12/29/1992 | US5174920 Liquid crystal display device |
12/24/1992 | DE4119969A1 Liquid crystal medium giving bistable image |
12/23/1992 | EP0519370A2 Heterocyclic derivatives |
12/23/1992 | EP0345357B1 Liquid crystal composition |
12/22/1992 | US5173562 Liquid crystal polymer composition containing bisphenol A in combination with 4,4'-thiodiphenol |
12/22/1992 | US5173211 Improved responsiveness |
12/16/1992 | EP0518636A1 Liquid crystal compounds and compositions |
12/16/1992 | EP0518190A2 Alkenyloxyphenyl pyrimidines |
12/16/1992 | EP0518189A2 Phenyl pyridins |
12/16/1992 | EP0517715A1 Bistable electrochirally controlled liquid crystal optical device |